Overview

overview

10

Static

static

3

93fd7faf25...d1.exe

windows7-x64

10

93fd7faf25...d1.exe

windows10-2004-x64

10

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General

  • Target

    93fd7faf2516b02e967e249fbdd8c8199a1620b5f25b9e4cfae65722f91902d1

  • Size

    87KB

  • Sample

    241208-bg8xvstpcv

  • MD5

    71deca66e5cd2bf621a9c7b4d9f981ff

  • SHA1

    4e7f4423db7e5a4c3e2dceadcdebdc362216ff0f

  • SHA256

    93fd7faf2516b02e967e249fbdd8c8199a1620b5f25b9e4cfae65722f91902d1

  • SHA512

    3a2abf4324f4059d37cf0c87a861de7a2628495132a4868c7e711515623acdf97b276e653ac800dcef2d1fbc3cfd364911a90108b46c9448c6a038c5f58a45ea

  • SSDEEP

    1536:mDJRZg+0eJeDuMoVsj81EvVsp5x8drs2ZVr111BDvDh3fK7IzRQ4dARSRBDNrR0y:IaHeIDiBn7oVr111BDvDhBevAnDlmbGt

Score
10/10
berbewbackdoordiscoverypersistence

Malware Config

Extracted

Family

berbew

C2

http://viruslist.com/wcmd.txt

http://viruslist.com/ppslog.php

http://viruslist.com/piplog.php?%s:%i:%i:%s:%09u:%i:%02d:%02d:%02d

Targets

    • Target

      93fd7faf2516b02e967e249fbdd8c8199a1620b5f25b9e4cfae65722f91902d1

    • Size

      87KB

    • MD5

      71deca66e5cd2bf621a9c7b4d9f981ff

    • SHA1

      4e7f4423db7e5a4c3e2dceadcdebdc362216ff0f

    • SHA256

      93fd7faf2516b02e967e249fbdd8c8199a1620b5f25b9e4cfae65722f91902d1

    • SHA512

      3a2abf4324f4059d37cf0c87a861de7a2628495132a4868c7e711515623acdf97b276e653ac800dcef2d1fbc3cfd364911a90108b46c9448c6a038c5f58a45ea

    • SSDEEP

      1536:mDJRZg+0eJeDuMoVsj81EvVsp5x8drs2ZVr111BDvDh3fK7IzRQ4dARSRBDNrR0y:IaHeIDiBn7oVr111BDvDhBevAnDlmbGt

    Score
    10/10
    berbewbackdoordiscoverypersistence

    • Adds autorun key to be loaded by Explorer.exe on startup

      persistence

    • Berbew

      Berbew is a backdoor written in C++.

      backdoorberbew

    • Berbew family

      berbew

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks